Drain box



FIG. 1 is a rear perspective view of the drain box according to my invention.

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a rear elevational view thereof.

FIG. 6 is a right side elevational view thereof.

FIG. 7 is a left side elevational view thereof. 

The ornamental design for a drain box, as shown. 